Appendix A: Pin Assignment Of Board-To-Board Connector - SimCom SIM548C HD V1.01 Hardware Design

SIM548C Hardware Design

APPENDIX A: PIN assignment of board-to-board connector

Table 40: Pin assignment
PIN NO. PIN NAME
GND
1
GND
3
GND
5
GND
7
ADC0
9
VRTC
11
PWRKEY
13
SIM_PRESENCE
15
SIM_VDD
17
SIM_RST
19
SIM_DATA
21
SIM_CLK
23
DCD
25
DTR
27
RXD
29
TXD
31
RTS
33
CTS
35
RI
37
AGND
39
SPK1P
41
SPK1N
43
SPK2P
45
SPK2N
47
GPS_M-RST
49
GPS_TXA
51
GPS_RXA
53
GPS_TXB
55
GPS_RXB
57
GPS_VRTC
59
SIM548C_HD_V1.01
I/O
I
I/O
I
I
O
O
I/O
O
O
I
I
O
I
O
O
O
O
O
O
I
O
I
O
I
I
89
PIN NO. PIN NAME
VBAT
2
VBAT
4
VBAT
6
VBAT
8
VCHG
10
VCHG
12
TEMP_BAT
14
NETLIGHT
16
BUZZER
18
STATUS
20
GPIO1
22
DISP_CS
24
DISP_CLK
26
DISP_DATA
28
DISP_D/C
30
DISP_RST
32
GPIO0
34
DBG_RXD
36
DBG_TXD
38
AGND
40
MIC1P
42
MIC1N
44
MIC2P
46
MIC2N
48
GPS_BOOTSEL
50
GPS_TIMEMAR
52
K
GPS_WAKEUP
54
GPS_VCC_RF
56
GPS_VANT
58
GPS_VCC
60
I/O
I
I
I
I
I
I
I
O
O
O
I/O
O
O
I/O
O
O
I/O
I
O
I
I
I
I
I
O
I
O
I
I
09.05.2008